gree_leran/node_modules/uview-plus/components/u-popup/u-popup.vue

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Vue
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2024-06-14 01:11:29 +00:00
<template>
<view class="u-popup">
<u-overlay
:show="show"
@click="overlayClick"
v-if="overlay"
:zIndex="zIndex"
:duration="overlayDuration"
:customStyle="overlayStyle"
:opacity="overlayOpacity"
></u-overlay>
<u-transition
:show="show"
:customStyle="transitionStyle"
:mode="position"
:duration="duration"
@afterEnter="afterEnter"
@click="clickHandler"
>
<view
class="u-popup__content"
:style="[contentStyle]"
@tap.stop="noop"
>
<u-status-bar v-if="safeAreaInsetTop"></u-status-bar>
<slot></slot>
<view
v-if="closeable"
@tap.stop="close"
class="u-popup__content__close"
:class="['u-popup__content__close--' + closeIconPos]"
hover-class="u-popup__content__close--hover"
hover-stay-time="150"
>
<u-icon
name="close"
color="#909399"
size="18"
bold
></u-icon>
</view>
<u-safe-bottom v-if="safeAreaInsetBottom"></u-safe-bottom>
</view>
</u-transition>
</view>
</template>
<script>
import props from './props';
import mpMixin from '../../libs/mixin/mpMixin';
import mixin from '../../libs/mixin/mixin';
import { addUnit, addStyle, deepMerge, sleep, sys } from '../../libs/function/index';
/**
* popup 弹窗
* @description 弹出层容器用于展示弹窗信息提示等内容支持上右和中部弹出组件只提供容器内部内容由用户自定义
* @tutorial https://ijry.github.io/uview-plus/components/popup.html
* @property {Boolean} show 是否展示弹窗 (默认 false )
* @property {Boolean} overlay 是否显示遮罩 默认 true
* @property {String} mode 弹出方向默认 'bottom'
* @property {String | Number} duration 动画时长单位ms 默认 300
* @property {String | Number} overlayDuration 遮罩层动画时长单位ms 默认 350
* @property {Boolean} closeable 是否显示关闭图标默认 false
* @property {Object | String} overlayStyle 自定义遮罩的样式
* @property {String | Number} overlayOpacity 遮罩透明度0-1之间默认 0.5
* @property {Boolean} closeOnClickOverlay 点击遮罩是否关闭弹窗 默认 true
* @property {String | Number} zIndex 层级 默认 10075
* @property {Boolean} safeAreaInsetBottom 是否为iPhoneX留出底部安全距离 默认 true
* @property {Boolean} safeAreaInsetTop 是否留出顶部安全距离状态栏高度 默认 false
* @property {String} closeIconPos 自定义关闭图标位置默认 'top-right'
* @property {String | Number} round 圆角值默认 0
* @property {Boolean} zoom 当mode=center时 是否开启缩放默认 true
* @property {Object} customStyle 组件的样式对象形式
* @event {Function} open 弹出层打开
* @event {Function} close 弹出层收起
* @example <u-popup v-model="show"><text>出淤泥而不染濯清涟而不妖</text></u-popup>
*/
export default {
name: 'u-popup',
mixins: [mpMixin, mixin, props],
data() {
return {
overlayDuration: this.duration + 50
}
},
watch: {
show(newValue, oldValue) {
if (newValue === true) {
// #ifdef MP-WEIXIN
const children = this.$children
this.retryComputedComponentRect(children)
// #endif
}
}
},
computed: {
transitionStyle() {
const style = {
zIndex: this.zIndex,
position: 'fixed',
display: 'flex',
}
style[this.mode] = 0
if (this.mode === 'left') {
return deepMerge(style, {
bottom: 0,
top: 0,
})
} else if (this.mode === 'right') {
return deepMerge(style, {
bottom: 0,
top: 0,
})
} else if (this.mode === 'top') {
return deepMerge(style, {
left: 0,
right: 0
})
} else if (this.mode === 'bottom') {
return deepMerge(style, {
left: 0,
right: 0,
})
} else if (this.mode === 'center') {
return deepMerge(style, {
alignItems: 'center',
'justify-content': 'center',
top: 0,
left: 0,
right: 0,
bottom: 0
})
}
},
contentStyle() {
const style = {}
// 通过设备信息的safeAreaInsets值来判断是否需要预留顶部状态栏和底部安全局的位置
// 不使用css方案是因为nvue不支持css的iPhoneX安全区查询属性
const {
safeAreaInsets
} = sys()
if (this.mode !== 'center') {
style.flex = 1
}
// 背景色一般用于设置为transparent去除默认的白色背景
if (this.bgColor) {
style.backgroundColor = this.bgColor
}
if(this.round) {
const value = addUnit(this.round)
if(this.mode === 'top') {
style.borderBottomLeftRadius = value
style.borderBottomRightRadius = value
} else if(this.mode === 'bottom') {
style.borderTopLeftRadius = value
style.borderTopRightRadius = value
} else if(this.mode === 'center') {
style.borderRadius = value
}
}
return deepMerge(style, addStyle(this.customStyle))
},
position() {
if (this.mode === 'center') {
return this.zoom ? 'fade-zoom' : 'fade'
}
if (this.mode === 'left') {
return 'slide-left'
}
if (this.mode === 'right') {
return 'slide-right'
}
if (this.mode === 'bottom') {
return 'slide-up'
}
if (this.mode === 'top') {
return 'slide-down'
}
},
},
emits: ["open", "close", "click"],
methods: {
// 点击遮罩
overlayClick() {
if (this.closeOnClickOverlay) {
this.$emit('close')
}
},
close(e) {
this.$emit('close')
},
afterEnter() {
this.$emit('open')
},
clickHandler() {
// 由于中部弹出时其u-transition占据了整个页面相当于遮罩此时需要发出遮罩点击事件是否无法通过点击遮罩关闭弹窗
if(this.mode === 'center') {
this.overlayClick()
}
this.$emit('click')
},
// #ifdef MP-WEIXIN
retryComputedComponentRect(children) {
// 组件内部需要计算节点的组件
const names = ['u-calendar-month', 'u-album', 'u-collapse-item', 'u-dropdown', 'u-index-item', 'u-index-list',
'u-line-progress', 'u-list-item', 'u-rate', 'u-read-more', 'u-row', 'u-row-notice', 'u-scroll-list',
'u-skeleton', 'u-slider', 'u-steps-item', 'u-sticky', 'u-subsection', 'u-swipe-action-item', 'u-tabbar',
'u-tabs', 'u-tooltip'
]
// 历遍所有的子组件节点
for (let i = 0; i < children.length; i++) {
const child = children[i]
// 拿到子组件的子组件
const grandChild = child.$children
// 判断如果在需要重新初始化的组件数组中名中并且存在init方法的话则执行
if (names.includes(child.$options.name) && typeof child?.init === 'function') {
// 需要进行一定的延时,因为初始化页面需要时间
sleep(50).then(() => {
child.init()
})
}
// 如果子组件还有孙组件,进行递归历遍
if (grandChild.length) {
this.retryComputedComponentRect(grandChild)
}
}
}
// #endif
}
}
</script>
<style lang="scss" scoped>
@import "../../libs/css/components.scss";
$u-popup-flex:1 !default;
$u-popup-content-background-color: #fff !default;
.u-popup {
flex: $u-popup-flex;
&__content {
background-color: $u-popup-content-background-color;
position: relative;
&--round-top {
border-top-left-radius: 0;
border-top-right-radius: 0;
border-bottom-left-radius: 10px;
border-bottom-right-radius: 10px;
}
&--round-left {
border-top-left-radius: 0;
border-top-right-radius: 10px;
border-bottom-left-radius: 0;
border-bottom-right-radius: 10px;
}
&--round-right {
border-top-left-radius: 10px;
border-top-right-radius: 0;
border-bottom-left-radius: 10px;
border-bottom-right-radius: 0;
}
&--round-bottom {
border-top-left-radius: 10px;
border-top-right-radius: 10px;
border-bottom-left-radius: 0;
border-bottom-right-radius: 0;
}
&--round-center {
border-top-left-radius: 10px;
border-top-right-radius: 10px;
border-bottom-left-radius: 10px;
border-bottom-right-radius: 10px;
}
&__close {
position: absolute;
&--hover {
opacity: 0.4;
}
}
&__close--top-left {
top: 15px;
left: 15px;
}
&__close--top-right {
top: 15px;
right: 15px;
}
&__close--bottom-left {
bottom: 15px;
left: 15px;
}
&__close--bottom-right {
right: 15px;
bottom: 15px;
}
}
}
</style>